What if a single book could change an entire country? On March 20, 1852, Harriet Beecher Stowe published Uncle Tom's Cabin. The novel told the story of enslaved people and the cruelty they faced every day. Stowe wrote about families torn apart, children sold away from their mothers, and the constant fear of punishment. She wanted readers in the North to understand what slavery really looked like. The book was a massive success. It sold 300,000 copies in its first year, making it the best-selling novel in America at that time. Readers who had never seen a plantation could now imagine the suffering happening in the South. The novel made many Northerners angry enough to join the abolitionist movement, which fought to end slavery. Not everyone liked the book. Southern critics said it was unfair and full of lies. They argued that Stowe had never lived in the South and did not understand their way of life. Despite the controversy, the book's impact was enormous. When President Abraham Lincoln reportedly met Stowe during the Civil War, he is said to have called her the little woman who started the great war.